ACHIEVEMENT - HOW TO UNLOCK
Hiker (50 points) - Beat Chapter 1 in Single Player.
Weatherman (75 points) - Beat Chapter 2 in Single Player.
Tourist (75 points) - Beat Chapter 3 in Single Player.
Spelunker (75 points) - Beat Chapter 4 in Single Player.
Legionnaire (75 points) - Beat Chapter 5 in Single Player.
Exterminator (100 points) - Beat Chapter 6 in Single Player.
I sense... Co-op (50 points) - Beat any Multiplayer Chapter as Abe on Xbox LIVE.
Some like it hot (50 points) - Beat any Multiplayer Chapter as Liz on Xbox LIVE.
It takes two (100 points) - Beat all Chapters in Multiplayer on Xbox LIVE.
Heads you win... (10 points) - Defeat 25 enemies with Bambini Heads.
Boom-Boom (10 points) - Defeat 25 enemies with Oni Clubs.
Angry Plumber (10 points) - Defeat 25 enemies with Drain Pipes.
Egg-splosive (10 points) - Defeat 25 enemies with Frog Eggs.
Armed and Dangerous (10 points) - Defeat 25 enemies with Krieger Guns .
Chiropractor (10 points) - Defeat 25 enemies with the Ape Spine.
Debt Collector (20 points) - Find all the Artefacts.
Eye on the Prize (10 points) - Find the hidden Artefact in Chapter 1.
Finders Keepers (10 points) - Find the hidden Artefact in Chapter 2.
Watching the Missing (10 points) - Find the hidden Artefact in Chapter 3.
I See You (10 points) - Find the hidden Artefact in Chapter 4.
Artefact Appreciation (10 points) - Find the hidden Artefact in Chapter 5.
Dear Diary (10 points) - Find the hidden Artefact in Chapter 6.
Vertigo (10 points) - Fall off cliffs 20 times.
Going Down (10 points) - Defeat 50 enemies by throwing them off cliffs.
Prickly Personality (10 points) - Defeat 50 enemies by throwing them onto spikes.
I Feel Lucky (10 points) - Defeat 50 enemies with the Samaritan.
Goal! (10 points) - Kick 50 Bambini Heads.
Taste the Lobster's Claw (50 points) - Completed Chapter 7 in Single Player.
Self Service (50 points) - Completed Chapter 8 in Single Player.
Pulp Faction (50 points) - Completed a Multiplayer Chapter as Lobster on Xbox LIVE.
Killer Kitsch (10 points) - Defeated 25 enemies with the Flamingo.